| Leave/Extension of leave | Monday, June 26, 2023 - 16:33 |
| Legal Disclaimer | Thursday, September 1, 2022 - 14:16 |
| Letter dated 07/10/05 of Addl Secretary (T) regarding giving of option for absorption of Group ?A? Officers in MTNL/BSNL | Saturday, January 9, 2016 - 11:07 |
| letter dated 17-10-2007 addressed to TRAI | Wednesday, July 6, 2016 - 12:03 |
| Letter for Extending Timeline for Technical Proposal SHF EHF MMTs | Monday, November 22, 2021 - 18:08 |
| Letter No. 842-725/2005/157 dated 23.03.2009 to all CMTS/UAS/ Basic Licensees | Thursday, February 18, 2016 - 16:59 |
| Letter No. A-11013/33/2011-Abs. Cell addressed to Shri. A.K.Garg, Director (HR), BSNL | Monday, January 11, 2016 - 10:22 |
| Letter No. A-11013/33/2011-Abs. Cell, adressed to Shri. S.P.Pachauri, Director (HR), MTNL | Monday, January 11, 2016 - 10:21 |
| letter no. U-37012-2/93-FAC dated 28th January 2014 | Friday, January 15, 2016 - 11:02 |
| Letter regarding extension of time for implementation of Instructions under the Internet Service Licence regarding provision of Wi-Fi Internet Service under delicensed frequency band | Tuesday, January 19, 2016 - 15:22 |
| Letter regarding extension of time for implementation of Instructions under the Internet Service Licence regarding provision of Wi-Fi Internet Service under delicensed frequency band | Tuesday, January 19, 2016 - 16:04 |
| Letter regarding extension of time for implementation of Instructions under the Internet Service Licence regarding provision of Wi-Fi Internet Service under delicensed frequency band | Tuesday, January 19, 2016 - 12:05 |
| Letter regarding Security Clearance before placement of purchase order for procuring telecom equipments / software | Tuesday, January 19, 2016 - 15:15 |
| Letter regarding Security Clearance before placement of purchase order for procuring telecom equipments / software | Tuesday, January 19, 2016 - 11:56 |
| Letter regarding Security Clearance before placement of purchase order for procuring telecom equipments / software. | Tuesday, January 19, 2016 - 15:56 |
| Letter regarding Security Clearance before placement of purchase order for procuring telecom equipmts / software | Tuesday, January 19, 2016 - 15:16 |
| Letter regarding Security Clearance before placement of purchase order for procuring telecom equipmts / software | Tuesday, January 19, 2016 - 15:59 |
| Letter regarding Security Clearance before placement of purchase order for procuring telecom equipmts / software | Tuesday, January 19, 2016 - 11:58 |
| Letter regarding Security Clearance of foreign personnel in Compliance of clause 1.10.6 of the Licence agreement | Tuesday, January 19, 2016 - 15:57 |
| Letter related to extension of Security Certification Time | Wednesday, February 3, 2016 - 11:50 |
| Letter related to extension of Security Certification Time | Wednesday, February 3, 2016 - 15:25 |
| letter to All licensees regarding FDI and Paid-up capital compliance report | Friday, January 3, 2020 - 17:30 |
| Letter to Chief Secretaries of all States & UTs regarding Structural Stability Certificate | Saturday, July 2, 2016 - 11:50 |
| Letter to ILD licencees to appoint nodal officer in NCSC | Friday, June 18, 2021 - 17:22 |
| Letter to ILD licencees to appoint nodal officer in NCSC | Friday, June 18, 2021 - 17:26 |
| Letter to ILD licencees to appoint nodal officer in NCSC | Friday, June 18, 2021 - 17:34 |
| Letter to NLD licencees to appoint nodal officer in NCSC | Friday, June 18, 2021 - 17:23 |
| Letter to NLD licencees to appoint nodal officer in NCSC | Friday, June 18, 2021 - 17:36 |
| Letter to the Access Service Providers | Monday, February 1, 2016 - 17:25 |
| Letters without mentioning any reference-reg. | Friday, April 21, 2017 - 15:54 |
| Letters/Circulars | Thursday, March 3, 2016 - 15:28 |
| Letters/Circulars | Tuesday, March 1, 2016 - 10:49 |
| Letters/Circulars | Tuesday, March 1, 2016 - 15:48 |
| Letters/Circulars | Tuesday, March 1, 2016 - 16:09 |
| Letters/Circulars | Wednesday, March 2, 2016 - 17:57 |
| LF/ WPF Automation system | Thursday, December 22, 2022 - 15:05 |
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